1115140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4289}}^1$

素因数の和:4311

約数の個数: 24

約数和(自身を含む): 2522520

約数和(自身を除く): 1407380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4289, 8578, 17156, 21445, 42890, 55757, 85780, 111514, 223028, 278785, 557570, 1115140]

約数ペア:

[(1, 1115140), (2, 557570), (4, 278785), (5, 223028), (10, 111514), (13, 85780), (20, 55757), (26, 42890), (52, 21445), (65, 17156), (130, 8578), (260, 4289)]